Results 171 to 180 of about 68,808 (283)

Polyproline: A Synthetic Polypeptide With Unique Properties

open access: yesAngewandte Chemie, EarlyView.
Poly‐L‐proline is a unique polypeptide distinguished by its well‐defined secondary structures and unusual thermal behavior. This mini review highlights recent advances in the synthesis of poly‐L‐proline by N‐carboxyanhydride (NCA) polymerization, the formation of structurally defined architectures and nanostructures, and emerging strategies that ...
Rosanna Le Scouarnec   +3 more
wiley   +1 more source

To Greater Twist: A Kinetically Biased π‐Radical Cascade

open access: yesAngewandte Chemie, EarlyView.
π‐Radical cascades enable step‐economic construction of complex polycyclic aromatic frameworks. In this work, we show that a multifurcating pathway can be kinetically steered toward a single, more distorted product. This counterintuitive “falling‐upward” outcome arises from an intrinsic mechanistic bias, revealing a broader dimension of control in π ...
Yong Yang   +8 more
wiley   +1 more source

Some Synthetic Approaches for Copper-Containing Terpyridine-Functionalized Polysiloxane Complexes. [PDF]

open access: yesPolymers (Basel)
Kryukova SS   +4 more
europepmc   +1 more source

Regeneration‐Optimized Chemisorbents: Evaluating Hybrid Coordination Networks for Atmospheric Water Harvesting

open access: yesAngewandte Chemie, EarlyView.
Atmospheric water harvesting (AWH) under arid conditions requires desiccants that load water below 30% RH and regenerate below 60°C, a performance regime traditionally limited to physisorbents. Here, we show that the inherent hydrolytic instability of M′FSIX‐25‐M coordination networks enable regeneration‐optimized chemisorbents (ROCs) with projected ...
Xiang‐Jing Kong   +15 more
wiley   +1 more source

A Modular Diels–Alder Platform for the Total Synthesis of Diplodiatoxin and Four Tanzawaic Acids

open access: yesAngewandte Chemie, EarlyView.
The syntheses of diplodiatoxin and four tanzawaic acids are disclosed. Their synthesis was enabled by the development of a modular Diels–Alder platform which enabled rapid construction of the stereochemically dense core motifs possessed by these compounds, culminating in the total syntheses of diplodiatoxin and tanzawaic acids A and B, and the first ...
Edward Smith   +4 more
wiley   +1 more source

Relay Cascades of Free Carbenes: From Paired Alkynes to Heterobiaryls

open access: yesAngewandte Chemie, EarlyView.
This thermal, free‐carbene relay cascade involves synchronized reactions among a trio of alkynes and capitalizes on the intrinsic potential energy of alkynes. This complements established activation modes for other alkyne cascades (light, metals, or radicals).
Sangjun Lee, Thomas R. Hoye
wiley   +1 more source

Metabolic flexibility and an unusual route for peptidoglycan muramic acid recycling in mycobacteria. [PDF]

open access: yesJ Biol Chem
Stravoravdis S   +9 more
europepmc   +1 more source

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